//
//@File    :	5.7_plus_one.cpp
//@Time    :	2021/08/04 18:07:15
//@Auther  :	Sun Sheng
//@Contact :	970340843@qq.com
//@Desc    :	the increment operator
//

#include <iostream>

using namespace std;
int main()
{
    int a = 20;
    int b = 20;
    cout<<"a   = "<<a<<":  b = "<<b<<"\n";
    cout<<"a++ = "<<a++<<":++b = "<<++b<<"\n";
    cout<<"a   = "<<a<<":  b = "<<b<<"\n";
    system("pause");
    return 0;
}